Mechanical Operations Colloid mills achieve size reduction mainly by Cutting Attrition Impact Compression Cutting Attrition Impact Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Length to diameter ratio Final product size Operating speed Size of the grinding media Length to diameter ratio Final product size Operating speed Size of the grinding media ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KW/ton No units (dimensionless) KWh.m1/2/ton KWh/ton KW/ton No units (dimensionless) KWh.m1/2/ton KWh/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Hammer mills with internal classification Toothed roll crusher Micronizers Agitated mills and fluid energy mills Hammer mills with internal classification Toothed roll crusher Micronizers Agitated mills and fluid energy mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? All of these Jet mills Micronizer Fluid energy mill All of these Jet mills Micronizer Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Rotary drum filters Classifiers Cyclones Thickeners Rotary drum filters Classifiers Cyclones Thickeners ANSWER DOWNLOAD EXAMIANS APP
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